Walnut Creek, CA · Cell Phones

Sell Your Cell Phone or iPhone for Cash in Walnut Creek

18 local buyers across Walnut Creek — including GeoWireless, LLC Phone & Tablet Repair Service, Phone / Computer / Game Console Repair - QuickFix and Urgent iCare iPhone Repair — pay cash for used cell phones, with current trade-in values up to $641 for iPhones and $624 for Samsung Galaxy phones. Average buyer rating 4.5★ across 3,290 Google reviews. Pick your device below to compare local offers.

Free quotes, no obligation · Same-day meetups · Cracked or broken phones accepted

Serving Walnut Creek, Concord, Pittsburg, Martinez, Oakland, Pleasant Hill, San Pablo and more

Choose Your Device

What are you selling?

18 local buyers in Walnut Creek · 3 device families · tap a device to see who buys it.

Sell iPhone

All models from iPhone 8 to iPhone 16 Pro Max

18 buyers →

iPhone · Broken $1 – Like New $64139 models · See prices →

Sell Samsung Galaxy

Galaxy S, Note, A-series and more

18 buyers →

Samsung Galaxy · Broken $3 – Like New $62458 models · See prices →

Sell Google Pixel

Pixel 4 through Pixel 9 series

18 buyers →

Google Pixel · Broken $1 – Like New $53632 models · See prices →

Local Buyers — Nearest buyers to Walnut Creek — closest is 3 mi

SORT:
Computer Repair / Game Console Repair
Free quote · No obligation
★ 4.7 (168)
Mon–Fri 10am–5pm · Sat–Sun Closed
1300 Galaxy Way STE 18, Concord, CA 94520
5 mi away
Cell Doc @ Sunvalley Shopping Center
Free quote · No obligation
★ 4.0 (40)
Mon–Sat 10am–8pm · Sun 11am–7pm
1 Sun Valley Mall Rd, Concord, CA 94520
6 mi away
GameStop
Free quote · No obligation
★ 3.8 (310)
Mon–Thu 10am–8pm · Fri–Sat 9am–9pm · Sun 10am–8pm
173 Plaza Dr #1003, Vallejo, CA 94591, USA
19 mi away
Cash
Mr. PhoneRepair – Buy • Sell • Trade | Phones, Gaming & Wireless
Free quote · No obligation
★ 4.8 (324)
Mon–Sat 9am–8pm · Sun Closed
9826 International Blvd, Oakland, CA 94603
13 mi away
Fix that Mac
Free quote · No obligation
★ 4.3 (93)
Mon–Sat 10am–6pm · Sun Closed
2095 Pacheco St, Concord, CA 94520
5 mi away
GameStop
Free quote · No obligation
★ 4.2 (218)
Mon–Thu 10am–9pm · Fri–Sat 9am–10pm · Sun 10am–7pm
3800 Klose Way E, San Pablo, CA 94806, USA
16 mi away
Cash
Rather ship it? 4 mail-in buyers price 199 cell phone models; the top offer right now is Apple iPhone 17 Pro Max at up to $1,006.

Listings come from public Google Business profiles; we don’t vet or endorse them, and ratings are Google’s. How our listings and prices work

Where they are

Where Walnut Creek’s 18 phone buyers are

Grouped by the town on each buyer’s Google address; distance is from the center of Walnut Creek.

Pleasant Hill 1
  • MD Wireless 3.4 mi · 4.5★ (116)
Concord 10
  • TechStop 3.8 mi · 4.8★ (142)
  • GameStop (Concord) 4.6 mi · 3.8★ (213)
  • Fast-Fix Cell Phone Repair 4.9 mi · 4.6★ (509)
  • Computer Repair / Game Console Repair 5.1 mi · 4.7★ (168)
  • Fix that Mac 5.2 mi · 4.3★ (93)
  • My iPhone Doctor 5.4 mi · 4.7★ (70)
  • Cell Doc 5.5 mi · 4★ (40)
  • Fix Phone 5.5 mi
  • and 2 more
San Ramon 1
  • GameStop (San Ramon) 9.5 mi · 4★ (36)
Martinez 1
  • Urgent iCare iPhone Repair 9.5 mi · 4.9★ (155)
Pittsburg 2
  • GeoWireless, LLC Phone & Tablet Repair Service 11.2 mi · 4.9★ (251)
  • GameStop (Pittsburg) 12.0 mi · 4.2★ (295)
Oakland 1
  • Mr. PhoneRepair 13.3 mi · 4.8★ (324)
San Pablo 1
  • GameStop (San Pablo) 16.1 mi · 4.2★ (218)
Vallejo 1
  • GameStop (Vallejo) 18.6 mi · 3.8★ (310)
When to go

Weekend and evening hours

From the posted Google hours of the 17 buyers with a full week listed. Call before a long drive; hours change.

11open Sunday
  • TechStop11am–6pm
  • GameStop (Concord)11am–7pm
  • Fast-Fix Cell Phone Repair10am–6pm
  • My iPhone Doctor12pm–4pm
  • Cell Doc11am–7pm
Show 6 more
  • Phone / Computer / Game Console Repair11am–7pm
  • The Tech Shop Phone Repair Service11am–7pm
  • GameStop (San Ramon)10am–7pm
  • GameStop (Pittsburg)12pm–7pm
  • GameStop (San Pablo)10am–7pm
  • GameStop (Vallejo)10am–8pm
10open until 8pm or later
  • Urgent iCare iPhone Repairuntil 12:30am
  • My iPhone Doctoruntil 10pm
  • GameStop (San Ramon)until 10pm
  • GameStop (San Pablo)until 10pm
  • GameStop (Vallejo)until 9pm
Show 5 more
  • GameStop (Concord)until 8pm
  • Cell Docuntil 8pm
  • Phone / Computer / Game Console Repairuntil 8pm
  • The Tech Shop Phone Repair Serviceuntil 8pm
  • Mr. PhoneRepairuntil 8pm
7open by 9am
  • Fast-Fix Cell Phone Repairfrom 9am
  • My iPhone Doctorfrom 9am
  • GameStop (San Ramon)from 9am
  • Urgent iCare iPhone Repairfrom 9am
  • Mr. PhoneRepairfrom 9am
Show 2 more
  • GameStop (San Pablo)from 9am
  • GameStop (Vallejo)from 9am
Who’s buying

Independent shops, chains and what else they’re listed for

13 independent5 GameStop

The most-reviewed independent shops are Fast-Fix Cell Phone Repair (509 reviews, 4.6★), Mr. PhoneRepair (324 reviews, 4.8★) and GeoWireless, LLC Phone & Tablet Repair Service (251 reviews, 4.9★). 13 of the 18 are listed only for phones. Of the other 5, all 5 are also listed for smartwatches, computers, game consoles and tablets; 4 are also listed for sports cards and trading card games.

Values

What phones are trading for

National trade-in values pulled Nov 10, 2026. “Up to” is flawless and unlocked; the buyer confirms the price in hand.

iPhone

All 18 Walnut Creek buyers are listed for iPhone. 39 models priced, up to $945 for a flawless, unlocked iPhone 17 Pro Max. Call to confirm a buyer takes your model.

Prefer to ship it? Compare mail-in offers for the iPhone 17 Pro Max, iPhone 17 Pro, iPhone 16 Pro Max, iPhone Air and more.

iPhone trade-in values — top models

Loading current iPhone values…

Samsung Galaxy

All 18 Walnut Creek buyers are listed for Samsung Galaxy. 58 models priced, up to $830 for a flawless, unlocked Galaxy Z Fold7. Call to confirm a buyer takes your model.

Prefer to ship it? Compare mail-in offers for the Galaxy Z Fold7, Galaxy S26 Ultra, Galaxy S25 Ultra, Galaxy Z Fold6 and more.

Samsung Galaxy trade-in values — top models

Loading current Samsung Galaxy values…

Google Pixel

All 18 Walnut Creek buyers are listed for Google Pixel. 32 models priced, up to $855 for a flawless, unlocked Pixel 10 Pro Fold. Call to confirm a buyer takes your model.

Prefer to ship it? Compare mail-in offers for the Pixel 10 Pro Fold, Pixel 9 Pro Fold, Pixel 10 Pro XL, Pixel 10 Pro and more.

Google Pixel trade-in values — top models

Loading current Google Pixel values…

Before you go

Carrier lockUnlocked phones get the top price. If it is paid off, ask your carrier to unlock it before you go.
Activation LockSign out of iCloud or your Google account and remove the passcode, or most buyers can’t take it.
Battery healthOn an iPhone it is under Settings → Battery. A low reading usually costs a condition grade.
ScreenCracks and dead pixels move a phone to the faulty price. Many local shops still buy them; ask first.

Walnut Creek phone buyers: questions

Where can I sell my phone for cash in Walnut Creek?

Pleasant Hill: MD Wireless (3.4 mi); Concord: TechStop (3.8 mi), GameStop (Concord) (4.6 mi), Fast-Fix Cell Phone Repair (4.9 mi) and 7 more; San Ramon: GameStop (San Ramon) (9.5 mi); Martinez: Urgent iCare iPhone Repair (9.5 mi). The full list, with hours and directions, is above.

How much is my iPhone worth in Walnut Creek?

National trade-in values pulled Nov 10, 2026 put a flawless, unlocked iPhone 17 Pro Max at up to $945 (about $167 if faulty), Galaxy Z Fold7 at up to $830 (about $115 if faulty) and Pixel 10 Pro Fold at up to $855 (about $94 if faulty). The buyer sets the price after checking it in hand, so ask Walnut Creek buyers for a quote with the model and condition.

Can I sell a phone in Walnut Creek on a Sunday?

11 of the 17 with a full week of posted hours: TechStop (11am–6pm), GameStop (Concord) (11am–7pm), Fast-Fix Cell Phone Repair (10am–6pm), My iPhone Doctor (12pm–4pm), Cell Doc (11am–7pm), Phone / Computer / Game Console Repair (11am–7pm) and 5 more.

Can I sell a phone that isn’t paid off?

Usually not until it is. A phone on a carrier payment plan is carrier-locked and can be blacklisted if the payments stop, so most buyers want it paid off and unlocked. Your carrier can tell you the payoff amount.